• The Moon's birth and early history reveals a great deal about Earth’s early days.
  • The Genesis Rock, with a date of 4.5 billion years, is only about 100 million years younger than the solar system.
  • Earth and Moon are very similar in composition.
  • Earth has a faster spin than it should have for a planet of its size and distance from the Sun.
  • Earth was struck by a giant asteroid that melted the planet and asteroid and flung material into orbit where it coalesced to become the Moon.
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